package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.pojo.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("category")
@Slf4j
public class CategoryController {
    @Autowired
    CategoryService categoryService;

    @PostMapping
    public R<String> save(@RequestBody Category category){
        categoryService.save(category);
        return R.success("增加分类成功!");

    }
    @GetMapping("page")
    public R page(Integer page,Integer pageSize){
        Page<Category> pageInfo = new Page(page,pageSize);
        LambdaQueryWrapper<Category> queryWrapper = Wrappers.lambdaQuery(Category.class).orderByAsc(Category::getSort)
                .orderByDesc(Category::getUpdateTime);

        categoryService.page(pageInfo,queryWrapper);
          return R.success(pageInfo);
    }

    @DeleteMapping
    public R<String> delete(Long id){

        categoryService.remove(id);
    return R.success("删除分类成功!");
    }

    @PutMapping
    public R<String> update(@RequestBody Category category){

        categoryService.updateById(category);
        return R.success("分类更新成功!");

    }

    @GetMapping("list")
    public R<List<Category>> list(Integer type){
        LambdaQueryWrapper<Category> queryWrapper = Wrappers.lambdaQuery(Category.class)
                .eq(type!=null,Category::getType, type)
                .orderByDesc(Category ::getUpdateTime);
        List<Category> list = categoryService.list(queryWrapper);

        return  R.success(list);
    }
}
